Description

This Flowmaster® Flow FX™ Cat-back exhaust system is designed for the 2019*-2024 GM Silverado/Sierra 1500 trucks (*new body style) with 5.3L engine and factory dual exhaust. This bolt-on system is manufactured using durable 409 stainless steel throughout and features a 3.00-inch inlet pipe leading to a single inlet/dual outlet Flow FX straight-through muffler for a deep, moderately aggressive sound and maximum performance. Maximum dyno gains of 21 hp and 26 lb.ft at the rear wheels. The dual 2.50-inch mandrel bent tailpipes are custom routed to clear the factory spare tire and tow hitch without any clearance issues and exit out through the factory exhaust bezels in the bumper, retaining the factory dual exhaust appearance. This system utilizes factory hanger locations, includes installation instructions, and all necessary hardware for an easy at home installation. Note: Fits 2WD and 4WD models.

Features

  • Deep Powerful Tone Inside and Outside the Vehicle
  • Max Dyno Gains of 21 hp and 26 lb.ft. of Torque
  • FlowFX "Straight-through" Performance Muffler
  • Exits Through the Factory Exhaust Bezels
  • All Mandrel-bent Stainless Steel Tubing
  • Uses the Factory Hanger Locations
  • Includes All Necessary Hardware
  • Easy at Home Installation
  • Lifetime Limited Warranty

Specifications

BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Chemical Name 1Nickel (metallic)
California Proposition 65 Chemical Name 2Chromium (hexavalent compounds)
California Proposition 65 RequiredYes
Catalytic Converter IncludedNo
Emission Code5
Exhaust SeriesFlowFX
Exit PositionDual Out Rear
Exit StyleDual Out Rear
FinishNatural
Heat ShieldNo
Main Piping Diameter2.50
Main Piping Diameter2-1/2
Material409 Stainless Steel
Mount TypeUses Factory Hangers
Muffler Body Length18
Muffler ColourNatural
Muffler FinishBrushed
Muffler Inlet Diameter3
Muffler Inlet LocationCentered
Muffler Material409S Stainless Steel
Muffler Outlet Diameter2.5
Muffler Outlet LocationDual Outlet
Muffler Overall Length24
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesFlowFX
Muffler ShapeOval
Muffler TypeAbsorption
Product TypeExhaust System
Sale CategoryExhaust
Single DualDual
Sound LevelAggressive / Moderate
System TypeCat-back
Tubing Diameter2.5
Tubing Material409S Stainless Steel
TypeCat-Back

Compatibility

  • 2022 - 2022 Chevrolet Silverado 1500 LTD LT Trail Boss 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD LT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD SSV 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD WT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD RST 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD LTZ 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD High Country 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 LT 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 SSV 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 High Country 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 RST 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 Custom 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 WT 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 LTZ 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 WT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 Custom 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 RST 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTZ 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 High Country 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 LT 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 RST 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 High Country 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 PPV 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 WT 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 LTZ 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 LT 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 RST 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 PPV 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 LTZ 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 High Country 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 WT 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited Denali 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited SLE 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited Elevation 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited SLT 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited Pro 5.3
  • 2019 - 2021 GMC Sierra 1500 SLE 5.3
  • 2019 - 2021 GMC Sierra 1500 SLT 5.3
  • 2019 - 2021 GMC Sierra 1500 Base 5.3
  • 2019 - 2021 GMC Sierra 1500 Elevation 5.3
  • 2019 - 2021 GMC Sierra 1500 AT4 5.3
  • 2019 - 2021 GMC Sierra 1500 Denali 5.3
  • 2022 - 2022 GMC Sierra 1500 SLE 5.3
  • 2022 - 2022 GMC Sierra 1500 Denali 5.3
  • 2022 - 2022 GMC Sierra 1500 SLT 5.3
  • 2022 - 2022 GMC Sierra 1500 Elevation 5.3
  • 2022 - 2022 GMC Sierra 1500 Pro 5.3
  • 2023 - 2023 GMC Sierra 1500 Elevation 5.3
  • 2023 - 2023 GMC Sierra 1500 SLE 5.3
  • 2023 - 2023 GMC Sierra 1500 Pro 5.3
  • 2023 - 2023 GMC Sierra 1500 Denali 5.3
  • 2023 - 2023 GMC Sierra 1500 SLT 5.3
  • 2024 - 2024 GMC Sierra 1500 SLE 5.3
  • 2024 - 2024 GMC Sierra 1500 Elevation 5.3
  • 2024 - 2024 GMC Sierra 1500 Pro 5.3
  • 2024 - 2024 GMC Sierra 1500 SLT 5.3
  • 2024 - 2024 GMC Sierra 1500 Denali 5.3

This Flowmaster® Flow FX™ Cat-back exhaust system is designed for the 2019*-2024 GM Silverado/Sierra 1500 trucks (*new body style) with 5.3L engine and factory dual exhaust. This bolt-on system is manufactured using durable 409 stainless steel throughout and features a 3.00-inch inlet pipe leading to a single inlet/dual outlet Flow FX straight-through muffler for a deep, moderately aggressive sound and maximum performance. Maximum dyno gains of 21 hp and 26 lb.ft at the rear wheels. The dual 2.50-inch mandrel bent tailpipes are custom routed to clear the factory spare tire and tow hitch without any clearance issues and exit out through the factory exhaust bezels in the bumper, retaining the factory dual exhaust appearance. This system utilizes factory hanger locations, includes installation instructions, and all necessary hardware for an easy at home installation. Note: Fits 2WD and 4WD models.

Features

  • Deep Powerful Tone Inside and Outside the Vehicle
  • Max Dyno Gains of 21 hp and 26 lb.ft. of Torque
  • FlowFX "Straight-through" Performance Muffler
  • Exits Through the Factory Exhaust Bezels
  • All Mandrel-bent Stainless Steel Tubing
  • Uses the Factory Hanger Locations
  • Includes All Necessary Hardware
  • Easy at Home Installation
  • Lifetime Limited Warranty
BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Chemical Name 1Nickel (metallic)
California Proposition 65 Chemical Name 2Chromium (hexavalent compounds)
California Proposition 65 RequiredYes
Catalytic Converter IncludedNo
Emission Code5
Exhaust SeriesFlowFX
Exit PositionDual Out Rear
Exit StyleDual Out Rear
FinishNatural
Heat ShieldNo
Main Piping Diameter2.50
Main Piping Diameter2-1/2
Material409 Stainless Steel
Mount TypeUses Factory Hangers
Muffler Body Length18
Muffler ColourNatural
Muffler FinishBrushed
Muffler Inlet Diameter3
Muffler Inlet LocationCentered
Muffler Material409S Stainless Steel
Muffler Outlet Diameter2.5
Muffler Outlet LocationDual Outlet
Muffler Overall Length24
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesFlowFX
Muffler ShapeOval
Muffler TypeAbsorption
Product TypeExhaust System
Sale CategoryExhaust
Single DualDual
Sound LevelAggressive / Moderate
System TypeCat-back
Tubing Diameter2.5
Tubing Material409S Stainless Steel
TypeCat-Back
  • 2022 - 2022 Chevrolet Silverado 1500 LTD LT Trail Boss 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD LT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD SSV 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD WT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD RST 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD LTZ 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTD High Country 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 LT 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 SSV 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 High Country 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 RST 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 Custom 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 WT 5.3
  • 2019 - 2021 Chevrolet Silverado 1500 LTZ 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 WT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 Custom 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LT 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 RST 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 LTZ 5.3
  • 2022 - 2022 Chevrolet Silverado 1500 High Country 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 LT 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 RST 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 High Country 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 PPV 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 WT 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2023 - 2023 Chevrolet Silverado 1500 LTZ 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 LT 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 RST 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 PPV 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 LTZ 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 LT Trail Boss 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 Custom Trail Boss 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 High Country 5.3
  • 2024 - 2024 Chevrolet Silverado 1500 WT 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited Denali 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited SLE 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited Elevation 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited SLT 5.3
  • 2022 - 2022 GMC Sierra 1500 Limited Pro 5.3
  • 2019 - 2021 GMC Sierra 1500 SLE 5.3
  • 2019 - 2021 GMC Sierra 1500 SLT 5.3
  • 2019 - 2021 GMC Sierra 1500 Base 5.3
  • 2019 - 2021 GMC Sierra 1500 Elevation 5.3
  • 2019 - 2021 GMC Sierra 1500 AT4 5.3
  • 2019 - 2021 GMC Sierra 1500 Denali 5.3
  • 2022 - 2022 GMC Sierra 1500 SLE 5.3
  • 2022 - 2022 GMC Sierra 1500 Denali 5.3
  • 2022 - 2022 GMC Sierra 1500 SLT 5.3
  • 2022 - 2022 GMC Sierra 1500 Elevation 5.3
  • 2022 - 2022 GMC Sierra 1500 Pro 5.3
  • 2023 - 2023 GMC Sierra 1500 Elevation 5.3
  • 2023 - 2023 GMC Sierra 1500 SLE 5.3
  • 2023 - 2023 GMC Sierra 1500 Pro 5.3
  • 2023 - 2023 GMC Sierra 1500 Denali 5.3
  • 2023 - 2023 GMC Sierra 1500 SLT 5.3
  • 2024 - 2024 GMC Sierra 1500 SLE 5.3
  • 2024 - 2024 GMC Sierra 1500 Elevation 5.3
  • 2024 - 2024 GMC Sierra 1500 Pro 5.3
  • 2024 - 2024 GMC Sierra 1500 SLT 5.3
  • 2024 - 2024 GMC Sierra 1500 Denali 5.3

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